Home / 481,806.20-721,958.70-182,123.30

Finding the Fourth Proportional to 481,806.20, 721,958.70 and 182,123.30

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Solution

The fourth proportional to 481,806.20, 721,958.70 and 182,123.30 is: 272,901.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,806.20 : 721,958.70 = 182,123.30 : x
  2. Step 2: Convert to fraction form
    481,806.20/721,958.70 = 182,123.30/x
  3. Step 3: Cross multiply
    481,806.20x = 721,958.70 × 182,123.30
  4. Step 4: Simplify right side
    481,806.20x = 131,485,500,907.71
  5. Step 5: Solve for x
    x = 131,485,500,907.71/481,806.20
  6. Step 6: Final answer
    x = 272,901.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.